221880456

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{440239}}^1$

素因数の和:440258

約数の個数: 48

約数和(自身を含む): 686774400

約数和(自身を除く): 464893944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 440239, 880478, 1320717, 1760956, 2641434, 3081673, 3521912, 3962151, 5282868, 6163346, 7924302, 9245019, 10565736, 12326692, 15848604, 18490038, 24653384, 27735057, 31697208, 36980076, 55470114, 73960152, 110940228, 221880456]

約数ペア:

[(1, 221880456), (2, 110940228), (3, 73960152), (4, 55470114), (6, 36980076), (7, 31697208), (8, 27735057), (9, 24653384), (12, 18490038), (14, 15848604), (18, 12326692), (21, 10565736), (24, 9245019), (28, 7924302), (36, 6163346), (42, 5282868), (56, 3962151), (63, 3521912), (72, 3081673), (84, 2641434), (126, 1760956), (168, 1320717), (252, 880478), (504, 440239)]